NetScanner

This is a very fast and small IP scanner. It has many options, such as the ability to resolve host names, check for open ports,get computer name,whois,ping,conversion ip and domain name,track IP from, and more.
Net Scanner 2.4 scanning engine was completely rewritten, so it is more powerful now. It contains many enchancements, such as configurable scanning columns (NetBIOS info can now appear in the list), multiple port scanning, and more. It is also now more stable and runs on very old Windows versions.

PopupVanishPopupVanish is a free popup killer for internet explorer that stops all annoying popups without interfering with your browsing

Pop Up Stopper and Ad Killer for KazaaPop Up Stopper and Ad Killer is designed to automatically detect and stop the pop up windows that are opened by popular file sharing programs such as Kazaa, Kazaa Lite, Morpheus, Grokster, iMesh and Direct Connect.

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UrlSearchUrlSearch extracts web addresses and other text strings from local or remote files. It can also view index.dat files, compute MD5 check sums, and has some manipulating functions for HTML pages.